1132531132031 has 4 divisors (see below), whose sum is σ = 1219648911432. Its totient is φ = 1045413352632.

The previous prime is 1132531132009. The next prime is 1132531132037. The reversal of 1132531132031 is 1302311352311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1132531132031 is a prime.

It is a super-2 number, since 2×1132531132031² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132531132037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43558889681 + ... + 43558889706.

It is an arithmetic number, because the mean of its divisors is an integer number (304912227858).

Almost surely, 2^{1132531132031} is an apocalyptic number.

1132531132031 is a deficient number, since it is larger than the sum of its proper divisors (87117779401).

1132531132031 is an equidigital number, since it uses as much as digits as its factorization.

1132531132031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87117779400.

The product of its (nonzero) digits is 1620, while the sum is 26.

Adding to 1132531132031 its reverse (1302311352311), we get a palindrome (2434842484342).

The spelling of 1132531132031 in words is "one trillion, one hundred thirty-two billion, five hundred thirty-one million, one hundred thirty-two thousand, thirty-one".